OBRIEN, J. J., -A-

Oil · District 02 · Lease #3970

Operator: GRETA OPERATING COMPANY LLC

Fields: GRETA (4400)

Cum Oil

108k BBL

Cum Gas

1k MCF

casinghead

Wells

4

Production

1993-01 — 2017-04

Peak Month

1993-01

Production History

Cum Oil: 108,079 BBL Cum Gas: 1,343 MCF

RRC production reported through Apr 2026 · recent months incomplete

Operator History (from monthly production reports)

2020-12 — 2026-07 GRETA OPERATING COMPANY LLC 68 mo
2004-05 — 2020-11 ACOCK/ANAQUA OPERATING CO., LP 199 mo
2002-04 — 2004-04 ACOCK/ANAQUA OPERATING CO., LC 25 mo
2001-08 — 2002-03 ACOCK ENGINEERING & ASSOC., INC. 8 mo
1993-01 — 2001-07 CHILTON ENERGY 103 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8GRETA OPERATING COMPANY LLC24,0011995-11-06
242-391-00932GRETA OPERATING COMPANY LLC------
342-391-00784GRETA OPERATING COMPANY LLC------
442-391-82060GRETA OPERATING COMPANY LLC------